﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp2
{
    class Duck:Animal,ISwim
    {
        public void Climb1()
        {
            
        }

        public void Swim1()
        {
            Console.WriteLine("鸭子在游泳");
        }
    }
}
